| Sion to Castelfidardo | 357.93 mi (576.04 km) |
| Sion to Castelfiorentino | 253.18 mi (407.46 km) |
| Sion to Castelfranco di Sopra | 272.98 mi (439.31 km) |
| Sion to Castelfranco di Sotto | 240.77 mi (387.48 km) |
| Sion to Castelfranco Emilia | 211.51 mi (340.39 km) |
| Sion to Castelfranco Veneto | 222.81 mi (358.58 km) |
| Sion to Castellabate | 560.71 mi (902.38 km) |
| Sion to Castellammare del Golfo | 633.14 mi (1,018.94 km) |
| Sion to Castellammare di Stabia | 522.74 mi (841.27 km) |
| Sion to Castellamonte | 61.13 mi (98.37 km) |
| Sion to Castellana Grotte | 613.58 mi (987.47 km) |
| Sion to Castellaneta | 615.77 mi (990.99 km) |
| Sion to Castellanza | 85.12 mi (136.99 km) |
| Sion to Castellarano | 201.80 mi (324.76 km) |
| Sion to Castelleone | 132.33 mi (212.96 km) |
